| 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
6 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
7 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
8 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
9 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
| 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
12 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
13 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
14 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
15 | ____ | ____ | ____ | ____ | ____ | ____ | ____ | ____ |
| A．●的个数 | B．●比△多的个数 | C．●比△少的个数 |
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